Amphastar Pharmaceuticals competitive analysis

Latest PTAB cases involving Amphastar Pharmaceuticals

Discover the latest PTAB cases involving Amphastar Pharmaceuticals, highlighting their recent legal challenges and patent disputes.

Last updated on: Feb 20, 2026
Proceeding NumberFiling DatePetitionerRespondentStatus

Get alerts for PTAB Cases involving Amphastar Pharmaceuticals

IPR2021-01324Aug 12, 2021AMPHASTAR PHARMACEUTICALSAEGIS THERAPEUTICSFinal Written Decision

Peer Comparison New

IP litigation analysis comparing Amphastar Pharmaceuticals with top 3 competitors. Includes complete PTAB case data and opposition data from 2018 onwards.

Last updated on: Feb 19, 2026
CompanyOppositions FiledOppositions FacedPTAB Cases FiledPTAB Cases Faced
AMPHASTAR PHARMACEUTICALS - - 1 -
AEGIS THERAPEUTICS - 1 - 1